English verb conjugation
COULD DEPRECIATE

Regular verb: depreciate - depreciated - depreciated

Affirmation

Simple form	V-ing form
I could depreciate you could depreciate she could depreciate we could depreciate you could depreciate they could depreciate	I could be depreciating you could be depreciating she could be depreciating we could be depreciating you could be depreciating they could be depreciating
Perfect	V-ing perfect
I could have depreciated you could have depreciated she could have depreciated we could have depreciated you could have depreciated they could have depreciated	I could have been depreciating you could have been depreciating she could have been depreciating we could have been depreciating you could have been depreciating they could have been depreciating

Negation

Simple form	V-ing form
I could not depreciate you could not depreciate she could not depreciate we could not depreciate you could not depreciate they could not depreciate	I could not be depreciating you could not be depreciating she could not be depreciating we could not be depreciating you could not be depreciating they could not be depreciating
Perfect	V-ing perfect
I could not have depreciated you could not have depreciated she could not have depreciated we could not have depreciated you could not have depreciated they could not have depreciated	I could not have been depreciating you could not have been depreciating she could not have been depreciating we could not have been depreciating you could not have been depreciating they could not have been depreciating

Interrogative form

Simple form	V-ing form
could I depreciate? could you depreciate? could she depreciate? could we depreciate? could you depreciate? could they depreciate?	could I be depreciating? could you be depreciating? could she be depreciating? could we be depreciating? could you be depreciating? could they be depreciating?
Perfect	V-ing perfect
could I have depreciated? could you have depreciated? could she have depreciated? could we have depreciated? could you have depreciated? could they have depreciated?	could I have been depreciating? could you have been depreciating? could she have been depreciating? could we have been depreciating? could you have been depreciating? could they have been depreciating?

Interro-negative form

Simple form	V-ing form
could I not depreciate? could you not depreciate? could she not depreciate? could we not depreciate? could you not depreciate? could they not depreciate?	could I not be depreciating? could you not be depreciating? could she not be depreciating? could we not be depreciating? could you not be depreciating? could they not be depreciating?
Perfect	V-ing perfect
could I not have depreciated? could you not have depreciated? could she not have depreciated? could we not have depreciated? could you not have depreciated? could they not have depreciated?	could I not have been depreciating? could you not have been depreciating? could she not have been depreciating? could we not have been depreciating? could you not have been depreciating? could they not have been depreciating?